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NEST2021Chemistryp Block Elements (Group 15, 16, 17 & 18)

Group 16 elements form hydrides of the type H ₂ E ( H ₂ O , H ₂ ~S , H ₂ Se . and . H ₂ Te ) . The correct statement regarding these hydrides is

Options

  1. AEnthalpy of dissociation of H - E bond decreases down the group.
  2. BThe H - Te - H bond angle is greater than the H - O - H bond angle.
  3. CH ₂ ~S is a stronger reducing agent than H ₂ Se.
  4. DAll these hydrides form strong intermolecular hydrogen bonds.

Correct answer

A. Enthalpy of dissociation of H - E bond decreases down the group.

Step-by-step solution

No solution available.

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